respectively. Note that with the introduction of the superpotentialsHere we are using the conventions of [1]}.
\(\Omega ^{\alpha \mu \nu } := \frac{1}{4} Q^{\alpha \mu \nu }-\frac{1}{2} Q^{\mu \nu \alpha }-\frac{1}{4} g^{\mu \nu }Q^{\alpha }+\frac{1}{2}g^{\alpha \mu }Q^{\nu }\) 
\(\Sigma ^{\alpha \mu \nu } :=S^{\alpha \mu \nu }-2S^{\mu \nu \alpha }-4g^{\mu \nu }S^{\alpha }\) 
